Butterfly bow



FIG. 1 is a front elevational view of the butterfly bow showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevational view thereof with the left side being identical; and,

FIG. 5 is a rear elevational view thereof. 

The ornamental design for butterfly bow, as shown and described. 